Consider a relation R(A, B, C, D, E, G, H, I,J, K) and its FD set F-A - BC,E 1) Check if C ? F. (1 marks) 2) Find a minimal cover m for F. (2 marks) 3) Regarding F, is the decomposition R (ABCDE), R2-EGH), R EIJK) of R lossless-join? Please justify your answer. (2 marks)